Vidu Q4 Preview 图生视频
vidu/q4-preview/image-to-video
根据提示词和单张图片生成 3~16 秒视频,支持可选音频和提示词扩展,以及 540p、720p、1080p、2k、4k 分辨率。
示例
参数
| 名称 | 类型 | 默认 | 约束 | 说明 |
|---|---|---|---|---|
| prompt *提示词 | textarea | — | ≤ 5000 chars | 用于生成的正向提示词。 |
| image *图片 | image_upload | — | image/* · 1–1 items | 首帧图片 URL 数组(1 张)。 |
| resolution分辨率 | select | 720p | 540p | 720p | 1080p | 2k | 4k | 生成媒体的分辨率。 |
| duration时长 | slider | 5 | 3 ~ 16 · step 1 | 生成媒体的时长(秒)。 |
| enable_prompt_expansion启用提示词扩写 | boolean | false | — | 是否启用 AI 提示词改写。 |
| generate_audio生成音频 | boolean | true | — | 是否生成音频。 |
| seed随机种子 | number | — | step 1 | 生成时使用的随机种子。-1 表示使用随机种子。 |
输出字段
| 字段 | 类型 | 说明 |
|---|---|---|
| videos | array<string> |
API
通过统一 REST API 调用本模型;在 API Keys 页获取密钥。
cURL
# 1) Submit — returns { "task_uuid": "..." }
curl -X POST "https://www.namifusion.com/api/v1/marketplace/run/vidu/q4-preview/image-to-video" \
-H "Authorization: Bearer YOUR_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"input": {
"prompt": "A sleek luxury perfume bottle on a glossy black pedestal slowly rotates as soft golden light sweeps across the glass, revealing elegant reflections and floating particles in the air. The camera performs a smooth cinematic push-in with subtle parallax, creating a premium advertising look. High detail, refined motion, realistic lighting, polished product-commercial style.",
"image": [
"https://d1s3annbwribom.cloudfront.net/marketplace/examples/2026/10/09/7598f96abcb7.jpeg"
],
"resolution": "720p",
"duration": 5,
"enable_prompt_expansion": false,
"generate_audio": true,
"seed": -1
}
}'
# 2) Poll until status is "completed", then read the output URLs
curl "https://www.namifusion.com/api/v1/marketplace/run/tasks/TASK_UUID" \
-H "Authorization: Bearer YOUR_API_KEY"Python
import time, requests
API_KEY = "YOUR_API_KEY"
HEADERS = {"Authorization": f"Bearer {API_KEY}"}
# 1) Submit
resp = requests.post(
"https://www.namifusion.com/api/v1/marketplace/run/vidu/q4-preview/image-to-video",
headers=HEADERS,
json={
"input": {
"prompt": "A sleek luxury perfume bottle on a glossy black pedestal slowly rotates as soft golden light sweeps across the glass, revealing elegant reflections and floating particles in the air. The camera performs a smooth cinematic push-in with subtle parallax, creating a premium advertising look. High detail, refined motion, realistic lighting, polished product-commercial style.",
"image": [
"https://d1s3annbwribom.cloudfront.net/marketplace/examples/2026/10/09/7598f96abcb7.jpeg"
],
"resolution": "720p",
"duration": 5,
"enable_prompt_expansion": False,
"generate_audio": True,
"seed": -1
}
},
)
resp.raise_for_status() # 401/402/429/5xx stop here instead of polling a bad task
task = resp.json()
# 2) Poll until a terminal state (completed / failed / cancelled).
# This model is allowed up to 1800s server-side.
deadline = time.time() + 1860
while task.get("status") not in ("completed", "failed", "cancelled"):
if time.time() > deadline:
raise TimeoutError(f"still {task.get('status')} — keep the task_uuid and poll later")
time.sleep(3)
poll = requests.get(f"https://www.namifusion.com/api/v1/marketplace/run/tasks/{task['task_uuid']}", headers=HEADERS)
poll.raise_for_status()
task = poll.json()
print(task["status"], task.get("output"))JavaScript
const API_KEY = "YOUR_API_KEY";
const HEADERS = { Authorization: `Bearer ${API_KEY}` };
// 1) Submit
const resp = await fetch("https://www.namifusion.com/api/v1/marketplace/run/vidu/q4-preview/image-to-video", {
method: "POST",
headers: { ...HEADERS, "Content-Type": "application/json" },
body: JSON.stringify({
"input": {
"prompt": "A sleek luxury perfume bottle on a glossy black pedestal slowly rotates as soft golden light sweeps across the glass, revealing elegant reflections and floating particles in the air. The camera performs a smooth cinematic push-in with subtle parallax, creating a premium advertising look. High detail, refined motion, realistic lighting, polished product-commercial style.",
"image": [
"https://d1s3annbwribom.cloudfront.net/marketplace/examples/2026/10/09/7598f96abcb7.jpeg"
],
"resolution": "720p",
"duration": 5,
"enable_prompt_expansion": false,
"generate_audio": true,
"seed": -1
}
}),
});
if (!resp.ok) throw new Error(`submit failed: ${resp.status} ${await resp.text()}`);
let task = await resp.json();
// 2) Poll until a terminal state (completed / failed / cancelled).
// This model is allowed up to 1800s server-side.
const deadline = Date.now() + 1860 * 1000;
while (!["completed", "failed", "cancelled"].includes(task.status)) {
if (Date.now() > deadline) throw new Error(`still ${task.status} — keep the task_uuid and poll later`);
await new Promise((r) => setTimeout(r, 3000));
const poll = await fetch(`https://www.namifusion.com/api/v1/marketplace/run/tasks/${task.task_uuid}`, { headers: HEADERS });
if (!poll.ok) throw new Error(`poll failed: ${poll.status}`);
task = await poll.json();
}
console.log(task.status, task.output);文档
Vidu Q4 Preview 图生视频
vidu/q4-preview/image-to-video
根据提示词和单张图片生成 3~16 秒视频,支持可选音频和提示词扩展,以及 540p、720p、1080p、2k、4k 分辨率。
参数
| 参数 | 类型 | 必填 | 默认值 | 范围/说明 |
|---|---|---|---|---|
prompt | string | 是 | — | max 5000 chars; 用于生成的正向提示词。 |
image | array | 是 | — | 1–1 URLs; 首帧图片 URL 数组(1 张)。 |
resolution | string | 否 | "720p" | 540p, 720p, 1080p, 2k, 4k; 生成媒体的分辨率。 |
duration | integer | 否 | 5 | 3–16; step 1; 生成媒体的时长(秒)。 |
enable_prompt_expansion | boolean | 否 | false | 是否启用 AI 提示词改写。 |
generate_audio | boolean | 否 | true | 是否生成音频。 |
seed | integer | 否 | — | 生成时使用的随机种子。-1 表示使用随机种子。 |
prompt 和 image 必填。Nami 的 image 使用单元素 URL 数组。seed=-1 表示随机种子。AI 提示词扩展可选,默认关闭。
价格
| Resolution | USD / second | Credits / second | USD / 5 seconds |
|---|---|---|---|
| 540p | $0.045 | 4.5 | $0.225 |
| 720p | $0.095 | 9.5 | $0.475 |
| 1080p | $0.12 | 12 | $0.6 |
| 2k | $0.19 | 19 | $0.95 |
| 4k | $0.39 | 39 | $1.95 |
总价=分辨率单价 × duration。duration 支持 3~16 的整数秒,默认 720p、5 秒、开启音频,默认总价为 $0.475,即 47.5 积分。只有分辨率和时长影响价格,音频生成、种子及本接口支持的参考素材或提示词扩展不额外收费。1 美元=100 积分。标价与 WaveSpeed 一致,账户折扣另行计算。
API
curl -X POST https://www.namifusion.com/api/v1/marketplace/run/vidu/q4-preview/image-to-video \
-H "Authorization: Bearer $API_KEY" \
-H 'Content-Type: application/json' \
-d '{
"input": {
"prompt": "A sleek luxury perfume bottle on a glossy black pedestal slowly rotates as soft golden light sweeps across the glass, revealing elegant reflections and floating particles in the air. The camera performs a smooth cinematic push-in with subtle parallax, creating a premium advertising look. High detail, refined motion, realistic lighting, polished product-commercial style.",
"image": [
"https://d1s3annbwribom.cloudfront.net/marketplace/examples/2026/10/09/7598f96abcb7.jpeg"
],
"resolution": "720p",
"duration": 5,
"enable_prompt_expansion": false,
"generate_audio": true,
"seed": -1
}
}'
curl 'https://www.namifusion.com/api/v1/marketplace/run/tasks/TASK_UUID' \
-H "Authorization: Bearer $API_KEY"
提交响应返回 task_uuid;轮询至 completed 或 failed。成功时 output.videos 是视频 URL 数组。
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